Home / 54,560.14-81,840.20-15,117.23

Finding the Fourth Proportional to 54,560.14, 81,840.20 and 15,117.23

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Solution

The fourth proportional to 54,560.14, 81,840.20 and 15,117.23 is: 22,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,560.14 : 81,840.20 = 15,117.23 : x
  2. Step 2: Convert to fraction form
    54,560.14/81,840.20 = 15,117.23/x
  3. Step 3: Cross multiply
    54,560.14x = 81,840.20 × 15,117.23
  4. Step 4: Simplify right side
    54,560.14x = 1,237,197,255.66
  5. Step 5: Solve for x
    x = 1,237,197,255.66/54,560.14
  6. Step 6: Final answer
    x = 22,675.85

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.